ISP - MKE

$146 Find Cheap Flights from Islip to Milwaukee

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Islip to Milwaukee departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Milwaukee

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Islip to Milwaukee, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Islip to Milwaukee, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
$360
Southwest
Sat 9/12Mon 9/14
ISP - MKE • 1 stop
Cheapest one-way
$146
Southwest
Wed 4/15
ISP - MKE • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Islip and Milwaukee. You'll need at least 1 connection.
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Flight Deals

Cheap Flights from Islip to Milwaukee (ISP-MKE)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Islip to Milwaukee that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Islip to Milwaukee

Sat, Sep 12 - Mon, Sep 14
Southwest Logo
3:15 pm - 8:35 pm
ISP
-
MKE
6h 20m
1 stop
Southwest Logo
6:25 am - 12:35 pm
MKE
-
ISP
5h 10m
1 stop
$360Southwest
Sat, Sep 12 - Mon, Sep 14
Southwest Logo
5:30 am - 3:10 pm
ISP
-
MKE
10h 40m
2 stops
Southwest Logo
6:25 am - 12:35 pm
MKE
-
ISP
5h 10m
1 stop
$365Southwest
Sat, Sep 12 - Mon, Sep 14
Southwest Logo
5:30 am - 3:10 pm
ISP
-
MKE
10h 40m
2 stops
Southwest Logo
5:45 am - 4:25 pm
MKE
-
ISP
9h 40m
2 stops
$370Southwest
Fri, Sep 11 - Mon, Sep 14
Southwest Logo
10:20 am - 4:00 pm
ISP
-
MKE
6h 40m
1 stop
Southwest Logo
6:25 am - 12:35 pm
MKE
-
ISP
5h 10m
1 stop
$377Southwest
Fri, Sep 11 - Mon, Sep 14
Southwest Logo
1:15 pm - 8:45 pm
ISP
-
MKE
8h 30m
2 stops
Southwest Logo
6:25 am - 12:35 pm
MKE
-
ISP
5h 10m
1 stop
$382Southwest
Fri, Sep 11 - Mon, Sep 14
Southwest Logo
1:15 pm - 8:45 pm
ISP
-
MKE
8h 30m
2 stops
Southwest Logo
5:45 am - 4:25 pm
MKE
-
ISP
9h 40m
2 stops
$387Southwest
Sat, Jun 27 - Sun, Jun 28
Southwest Logo
5:35 pm - 10:55 pm
ISP
-
MKE
6h 20m
1 stop
Southwest Logo
11:25 am - 12:15 am
MKE
-
ISP
11h 50m
1 stop
$465Southwest
Sat, Jun 27 - Sun, Jun 28
Southwest Logo
2:45 pm - 11:30 pm
ISP
-
MKE
9h 45m
2 stops
Southwest Logo
11:25 am - 12:15 am
MKE
-
ISP
11h 50m
1 stop
$471Southwest
Fri, Jul 24 - Sun, Jul 26
Southwest Logo
12:30 pm - 7:30 pm
ISP
-
MKE
8h 00m
1 stop
Southwest Logo
6:50 am - 11:45 am
MKE
-
ISP
3h 55m
1 stop
$479Southwest
Sat, Jun 27 - Sun, Jun 28
Southwest Logo
2:45 pm - 11:30 pm
ISP
-
MKE
9h 45m
2 stops
Southwest Logo
6:00 am - 2:55 pm
MKE
-
ISP
7h 55m
2 stops
$484Southwest
Booking Insights

Good to know

Cheapest flight$146
Flight from Islip to Milwaukee

When to book flights from Islip to Milwaukee

Are your dates flexible? Find out the best times to travel from Islip to Milwaukee based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Islip to Milwaukee

  • What is the cheapest flight from Islip to Milwaukee?

    In the last 3 days, the lowest price for a flight from Islip to Milwaukee was $146 for a one-way ticket and $360 for a round-trip.

  • Do I need a passport to fly between Islip and Milwaukee?

    A passport is not required to fly from Islip to Milwaukee.

  • Which aircraft models fly most regularly from Islip to Milwaukee?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Islip to Milwaukee?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Islip to Milwaukee.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Islip to Milwaukee?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Milwaukee from Islip is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Islip to Milwaukee?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Milwaukee with an airline and back to Islip with another airline. Booking your flights between Islip and MKE can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Islip to Milwaukee?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Milwaukee from Islip up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Islip to Milwaukee

Information on your arrival and departure airports

Islip (ISP)
Milwaukee (MKE)